Extensions by Weekly Downloads

Subscribe

New Tab Override (browser.newtab.url replacement) Featured

This add-on brings back the ability to change the page which is shown when opening a new tab.

Rated 5 out of 5 stars (154)
4,891 weekly downloads

Open in VLC media player Compatible with Firefox 57+

Adds a context menu item to send audio/video streams directly to VLC media player

Rated 4 out of 5 stars (66)
4,882 weekly downloads

Save as PDF Requires Restart

Lets you download web pages as PDF in one click.

Rated 2 out of 5 stars (141)
4,775 weekly downloads

Proxy Switcher Featured

Access to the complete Firefox's proxy settings right from a toolbar panel

Rated 5 out of 5 stars (39)
4,734 weekly downloads

Selenium IDE Button Requires Restart

Just one simple toolbar button to open Selenium IDE. You need to have installed Selenium IDE: http://seleniumhq.org/projects/ide/

Rated 5 out of 5 stars (8)
4,725 weekly downloads

Wappalyzer Compatible with Firefox 57+

Wappalyzer is a browser extension that identifies software on websites.

Rated 4 out of 5 stars (114)
4,692 weekly downloads

YouTube ALL HTML5

Play all videos on YouTube with your preferred settings (size, quality, playback rate, …) without cookies using only HTML5.

Rated 4 out of 5 stars (145)
4,619 weekly downloads

Personas Plus

Personas (now known as lightweight themes) are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite themes.

Rated 3 out of 5 stars (853)
4,598 weekly downloads

Grammarly for Firefox Compatible with Firefox 57+

Grammarly will help you communicate more effectively. As you type, Grammarly flags mistakes and helps you make sure your messages, documents, and social media posts are clear, mistake-free, and impactful.

Rated 4 out of 5 stars (196)
4,478 weekly downloads

uMatrix Featured

Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.

Rated 5 out of 5 stars (125)
4,474 weekly downloads

Media Converter and Muxer

Media Converter and Muxer is an easy to use video and audio converter and muxer.

Rated 3 out of 5 stars (36)
4,425 weekly downloads

AutoProxy Requires Restart

Are you concerned about your privacy? Or, are you blocked from some websites by a firewall? And, are you arming yourself with a proxy? In that case, AutoProxy is designed for you! A tool to help you use your proxy automatically & efficiently.

Rated 4 out of 5 stars (382)
4,371 weekly downloads

VKontakte.ru Downloader (music/videos/photos @ VK) Requires Restart

Download music, videos and photos from VK.com / vkontakte.ru. One-click download, natural filenames, displaying file size and bitrate for music, downloading HD video, downloading HQ photos. No spam, no usage of your account, no spyware.

Rated 4 out of 5 stars (496)
4,370 weekly downloads

Facebook Video Downloader Compatible with Firefox 57+

This extension adds a button to download every Facebook Video.

Rated 4 out of 5 stars (77)
4,367 weekly downloads

YesScript Requires Restart

A JavaScript blacklist

Rated 4 out of 5 stars (207)
4,333 weekly downloads

YouTube™ Downloader Lite Compatible with Firefox 57+

A very lite YouTube downloader (FLV, WebM, 3GP, and MP4)

Rated 3 out of 5 stars (98)
4,331 weekly downloads

DuckDuckGo Plus Featured

DuckDuckGo is the search engine that doesn't track you. This add-on makes DuckDuckGo your default search engine and includes some other useful features.

Rated 4 out of 5 stars (179)
4,304 weekly downloads

JavaScript Debugger Requires Restart

As of Firefox 33, Venkman *no longer works*, as the APIs which it needs have been removed.

Venkman is the code name for Mozilla's JavaScript Debugger. Venkman aimed to provide a powerful JavaScript debugging environment for Mozilla based browsers.

Rated 4 out of 5 stars (50)
4,302 weekly downloads

ChillGlobal

#1 unblocking add-on for Business travellers & Expats:

- Watch TV, Movies & Sports Channels from any country
- Shop on any website regardless of your location
- Fast & Easy to use
- Peace of mind: We don't track or log any data

Rated 4 out of 5 stars (13)
4,250 weekly downloads

Lightbeam for Firefox Featured

Lightbeam is a Firefox add-on that enables you to see the first and third party sites you interact with on the Web. Using interactive visualizations, Lightbeam shows you the relationships between these third parties and the sites you visit.

Rated 4 out of 5 stars (437)
4,224 weekly downloads